Once Upon a Time First Look: Hail, Queen Eva

Viewers will finally meet Snow's mother on "The Queen is Dead," as Rena Sofer guest stars in the key role of Eva and we flash back to Snow's childhood.

According to the official ABC description, the Blue Fairy offers this adorable tyke "an unconventional enchantment that could help save her dying mother." Meaning what, exactly? We'll be tuning in to find out.

Elsewhere, it looks like Mary Margaret and David have tracked down Rumplestiltskin's's dagger... but Regina won't let them walk away without a fight. Click through the teaser-filled images now: